What is this???

[...ASH...]

Hi chaps,

I have just looked behind my boot lining and can see my dvdnav, my [COLOR=blue! important][FONT='segoe UI', verdana, geneva, lucida, 'lucida grande', arial, helvetica, sans-serif][COLOR=blue! important][FONT='segoe UI', verdana, geneva, lucida, 'lucida grande', arial, helvetica, sans-serif]bluetooth[/FONT][/FONT][/COLOR][/COLOR] mod and my tv tuner... But behind my tv tuner there is another silver box (what is this)?



And I don't know if this is as a standard tv tuner, but I can receive freeview tv (sky one, dave etc)

Thanks in advance